start working on oop runtime

src/runtime/internals/hashmap/hashmap.h

@@ -0,0 +1,30 @@
+#ifndef HASHMAP_H
+#define HASHMAP_H
+#include <stdint.h>
+#include <stdlib.h>
+
+typedef struct ArgonObject ArgonObject;
+
+struct node
+{
+    uint64_t hash;
+    ArgonObject *key;
+    ArgonObject *val;
+    struct node *next;
+};
+struct hashmap
+{
+    size_t size;
+    size_t count;
+    struct node **list;
+};
+
+struct hashmap *createHashmap(int size);
+
+int hashCode(struct hashmap *t, uint64_t hash);
+
+int hashmap_remove(struct hashmap *t, uint64_t hash);
+
+void hashmap_insert(struct hashmap *t, uint64_t  hash, ArgonObject* key, ArgonObject* val);
+
+#endif // HASHMAP_H